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package cn.net.greenet.user.manage;

import cn.net.greenet.common.db_service.BaseDao;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.mail.internet.MailDateFormat;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

/**
 * 获取用户列表，暂时不支持分页
 *
 * @author liangdelin
 */
@WebServlet(name = "List", urlPatterns = {"/user/list"})
public class List extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        JSONArray joarr = new JSONArray();
        PrintWriter out = response.getWriter();
        BaseDao baseDao = new BaseDao();
        try {
            ResultSet rs = baseDao.executeSQL("select * from user", new Object[]{});
            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            while (rs.next()) {
                JSONObject jo = new JSONObject();
                jo.put("name", rs.getString("name"));
                jo.put("last_ip", rs.getString("last_ip") == null ? "未登录" : rs.getString("last_ip"));
                jo.put("lats_in", rs.getString("last_in") == null ? "未登录" : df.format(Long.parseLong(rs.getString("last_in"))));
                jo.put("last_out", rs.getString("last_out") == null ? "未退出" : df.format(Long.parseLong(rs.getString("last_out"))));
                jo.put("email", rs.getString("email"));
                jo.put("isOn", rs.getInt("isOn"));
                jo.put("desc", rs.getString("desc"));
                jo.put("password", rs.getString("pswd"));
                joarr.add(jo);
            }
            out.println(joarr.toString());
        } catch (SQLException ex) {
            out.println(joarr.toString());
            Logger.getLogger(List.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            out.close();
        }

    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
